平衡桥

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。

The process of zero adjusting is complex and time-consuming in traditional balance bridge measurement.

引言按照输出测量方式，电桥可分为不平衡桥式电路与平衡桥式电路。

Part three " the Bridge Between Two Cultures " elaborates on how cultural misunderstanding results in an unbalanced world, why understanding is a bridge to balance and harmony and how cultural integration and cultural fusion result in a balanced world.

第三部分"文化之桥"分析了文化误读怎样造成了一个失衡的世界，为什么理解是通往平衡与和谐之桥以及文化交融和融合怎样恢复平衡世界。

It is pointed out that not only the bridge voltage but also the supply voltage have influence on null point and sensitivity for pressure sensors.

分析了自平衡电桥激励的压力传感器的输出信号与桥电压、供电电压及流体压力之间的关系，并指出，不仅桥电压而且总激励电压都对零点和灵敏度有影响。

The topological structure of a new type of static synchronous compensator, which consists of traditional 12-pulse converter and a cascaded H-bridge, is presented. The purpose of designing such a topological structure, which integrates the concepts of multi-level, soft-switching and re-injection, is to reduce the voltage harmonic content at AC side and to solve dynamic voltage balance among the switches connected in series.

介绍一种新型H桥级联静止同步补偿器(static synchronous compensator，STATCOM)的拓扑结构，它由传统的12脉冲变换器和一个H桥链构成，结合了多电平、软开关和注入技术，降低了交流侧电压谐波含量，解决了串联开关动态电压平衡的问题。

A half-bridge bi-directional current mode high frequency inverter was proposed, and the problem of unequal voltage of capacitance in this circuit can be resolved by adding a balance coil.

提出了半桥双向电流源高频链逆变器的拓扑结构，并对电路固有的电容电压不平衡问题提出了解决方法，采用平衡绕组可以彻底解决电容电压不平衡。

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The half-bridge test method uses strain gauge and precision resistor to structure half-bridge circuit, and amplifies strain effects by means of unbalanced bridge.

半桥测试法是将应变片和精密电阻构成一个桥式电路，通过不平衡桥放大应变效果。

Third chapter mainly elaborates the measure bridge module"s composition and the design of its transfermation circuit , the strain foil"s temperature drifting and its the solution method, the measuring accuracy influence of long wire in electric bridge"s long-distance measuring and the method research,the research and design of DC strain bridge Auto-Balance and Auto-Calibration methods, the bridge"s electric source design as well as the measuring accuracy influence and solution research of bridges electric source.

第三章主要阐述了测量电桥模块的组成及其变换电路的设计，应变片温度漂移及其解决方法，电桥远距离测量长导线对测量精度的影响及方法研究，电桥自动平衡方法和自动标定方法的研究与设计，桥源的设计及桥源对测量精度的影响及解决方法研究。

NS-07 new stabilizing suspension The suspension, with new structure and connected with international technology is divided into construction vehicle and highway vehicle.

NS-07新型平衡悬架与国际接轨、全新结构的悬架，解决了推力杆易损、桥壳易变形、桥壳焊缝开焊等问题，同时降低了整车自重，具有良好的平顺性和行驶稳定性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。